We collected a lot of books to get the necessary information but only half _________helpful, so we failed to finish the work.
| A．is | B．are | C．was | D．were |
______ I can see, there is only one possible way to keep away from the danger.
| A．As long as | B．As far as |
| C．Just as | D．Even if |
________ the grandparents love the children, they are strict with them.
| A．While | B．As |
| C．Since | D．Because |
_______ the punishment was unjust, he accepted it without complaint.
| A．So long as | B．Even though |
| C．Since | D．While |
He is better than _______ I last visited him.
| A．when | B．that |
| C．how | D．which |
Why do you want a new job ____ you’ve got such a good one already?
| A．that | B．where |
| C．which | D．when |